Mostrando 11 resultados Descripción archivística

Alfabético

11 resultados con objetos digitales Muestra los resultados con objetos digitales

Back of the Tote Indicator

  • 0029
  • Unidad documental simple
  • 1956-3-18

By means of a polarised relay, this difference in potential is relayed to a potentiometer fixed to the tote indicator. When the potentiometer (...) it turns a numbered screen. The picture shows the back of the tote indicator.

The Times of Ceylon Press

Resultados 11 a 11 de 11